// Copyright © 2014, Oracle and/or its affiliates. All rights reserved.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License, version 2.0, as
// published by the Free Software Foundation.
//
// This program is also distributed with certain software (including
// but not limited to OpenSSL) that is licensed under separate terms,
// as designated in a particular file or component or in included license
// documentation.  The authors of MySQL hereby grant you an
// additional permission to link the program and your derivative works
// with the separately licensed software that they have included with
// MySQL.
//
// Without limiting anything contained in the foregoing, this file,
// which is part of MySQL Connector/NET, is also subject to the
// Universal FOSS Exception, version 1.0, a copy of which can be found at
// http://oss.oracle.com/licenses/universal-foss-exception.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU General Public License, version 2.0, for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA

using System;
using System.Collections.Generic;
using System.Text;
using System.Web.Hosting;
using MySql.Data.MySqlClient;

namespace MySql.Web
{
  internal sealed class MySQLPersonalizationConnectionHelper
  {
    private MySqlConnection _connection;
    
    public MySqlConnection Connection
    {
      get {
        return _connection;
      }      
    }

    public bool Opened
    {
      get {
        return _connection.State == System.Data.ConnectionState.Open;      
      }    
    }

    internal MySQLPersonalizationConnectionHelper(string connectionString)
    {
      if (string.IsNullOrEmpty(connectionString))
      {
        throw new ArgumentNullException("connectionString");      
      }

      _connection = new MySqlConnection(connectionString);
    }

    internal void OpenConnection(bool impersonateContext)
    {
      if (_connection.State != System.Data.ConnectionState.Open)
      {
        if (impersonateContext)
        {
          using (HostingEnvironment.Impersonate())
          {
            _connection.Open();
          }
        }
        else
          _connection.Open();
      }    
    }

    internal void CloseConnection()
    {
      if (_connection.State != System.Data.ConnectionState.Closed)
        _connection.Close();    
    }

  }
}
